Metal folded riser
https://www.amazon.co.uk/Pedaltrain-Combo-Three-Pedal-Booster/dp/B004O07XR0/ref=sr_1_1?rps=1&ie=UTF8&qid=1546803843&sr=8-1&keywords=pedal+riser&refinements=p_76%3A419158031
This Pedal is currently available.
How much is the fish?
